<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
获取Context中的所有的key : [date, calendar, number, esc, field, display, context, math, class]
获取Context中的所有的value : [org.apache.velocity.tools.generic.FieldTool@47ef968d, class com.lory.pojo.User, org.apache.velocity.tools.generic.MathTool@5ae63ade, org.apache.velocity.tools.generic.NumberTool@7b49cea0, org.apache.velocity.tools.generic.DisplayTool@23e028a9, 2021-06-18, java.util.GregorianCalendar[time=1623986962295,areFieldsSet=true,areAllFieldsSet=true,lenient=true,zone=sun.util.calendar.ZoneInfo[id="Asia/Shanghai",offset=28800000,dstSavings=0,useDaylight=false,transitions=31,lastRule=null],firstDayOfWeek=1,minimalDaysInFirstWeek=1,ERA=1,YEAR=2021,MONTH=5,WEEK_OF_YEAR=25,WEEK_OF_MONTH=3,DAY_OF_MONTH=18,DAY_OF_YEAR=169,DAY_OF_WEEK=6,DAY_OF_WEEK_IN_MONTH=3,AM_PM=0,HOUR=11,HOUR_OF_DAY=11,MINUTE=29,SECOND=22,MILLISECOND=295,ZONE_OFFSET=28800000,DST_OFFSET=0], org.apache.velocity.tools.generic.EscapeTool@887af79, org.apache.velocity.tools.generic.ContextTool@3dd4520b]

    date --- 2021-06-18
    calendar --- java.util.GregorianCalendar[time=1623986962295,areFieldsSet=true,areAllFieldsSet=true,lenient=true,zone=sun.util.calendar.ZoneInfo[id="Asia/Shanghai",offset=28800000,dstSavings=0,useDaylight=false,transitions=31,lastRule=null],firstDayOfWeek=1,minimalDaysInFirstWeek=1,ERA=1,YEAR=2021,MONTH=5,WEEK_OF_YEAR=25,WEEK_OF_MONTH=3,DAY_OF_MONTH=18,DAY_OF_YEAR=169,DAY_OF_WEEK=6,DAY_OF_WEEK_IN_MONTH=3,AM_PM=0,HOUR=11,HOUR_OF_DAY=11,MINUTE=29,SECOND=22,MILLISECOND=295,ZONE_OFFSET=28800000,DST_OFFSET=0]
    number --- org.apache.velocity.tools.generic.NumberTool@7b49cea0
    esc --- org.apache.velocity.tools.generic.EscapeTool@887af79
    field --- org.apache.velocity.tools.generic.FieldTool@47ef968d
    display --- org.apache.velocity.tools.generic.DisplayTool@23e028a9
    context --- org.apache.velocity.tools.generic.ContextTool@3dd4520b
    math --- org.apache.velocity.tools.generic.MathTool@5ae63ade
    class --- class com.lory.pojo.User
</body>
</html>